The Rock Manual Edition 2007 – The use of rock in hydraulic engineering

This updated manual is a revision on the publications Manual on the use of rock in coastal and shoreline engineering (CIRIA, CUR, 1991) en C169 Manual on the use of rock in hydraulic engineering (CUR, RWS, 1995).

IADC Indexation Cost Standards Committee

A guide to cost standards for dredging equipment 2009 gives the replacement value ex-works, yard or importer in Europe on 1 January 2009 for several types of dredging equipment. Since there is no specific European index for ship building and/or hull structures available, IADC’s committee assesses the indexation annually. This is then published by CIRIA.

Valuing Variations In Dredging Contracts
Valuing Variations In Dredging Contracts

Variations are essential in dredging contracts and they have the potential to generate extra costs and pose significant delay to projects. So, what is the best way to go about reaching a fair valuation in variations in dredging contracts?